<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <script src="../react18/react.development.js"></script>
  <script src="../react18/react-dom.development.js"></script>
  <script src="../react18/babel.min.js"></script>
</head>

<body>
  <div id="app"></div>
  <script type="text/babel">
    // App用来整合所有的item  APP要去请求数据
    class App extends React.Component{
      // 赋值  写在实例对象上的属性
      state={
        person:[
          {id:"001",name:"李博",hobby:"抽烟",age:18},
          {id:"002",name:"向阳",hobby:"打牌",age:38},
          {id:"003",name:"宁录",hobby:"鸽王",age:28},
        ]
      }
      // 接收到数据然后进行渲染
      render(){
       const{person}=this.state
      // 解构要放在return的外面书写
       return (
        <div>
          <h1>人员信息</h1>
          {//在JSX环境中加{}写Js语法
          //map  ES6的数组方法,映射每一项的值,返回时可以把映射的内容做修改****
          person.map(item=>{
            const{id,name,hobby,age}=item
            return <Item key={id}  name={name} age={age} hobby={hobby} />
          })
          }
          
          
          
          </div>
       )
        
      }
    }

    class Item extends React.Component{
      render(){
        const{name,hobby,age}=this.props
        return(
          <ul>
            <li>姓名:{name}</li>
            <li>爱好:{hobby}</li>
            <li>年纪:{age}</li> 
            </ul>

        )
      }
    }


    const root=ReactDOM.createRoot(document.getElementById('app'));
    root.render(<App/>)
  </script>
</body>

</html>